tracing: Allow user-space mapping of the ring-buffer

[linux-2.6-block.git] / kernel / trace / trace.h

diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 64450615ca0cbfa71ffe0e9fb077b556dab2aa2d..749a182dab480c8d62c0567612695f2dad3a6d5d 100644 (file)
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -336,6 +336,7 @@ struct trace_array {
        bool                    allocated_snapshot;
        spinlock_t              snapshot_trigger_lock;
        unsigned int            snapshot;
+       unsigned int            mapped;
        unsigned long           max_latency;
 #ifdef CONFIG_FSNOTIFY
        struct dentry           *d_max_latency;